What Slots To Put RAM In?

Occupying second RAM slot leads to laptop not booting ram slot 2 and 4 In a ram slot configuration, 1 being the slot closest to the CPU, and 4 being furthest, typically using 2 sticks of ram it should be placed in ramses legacy slot 8-core CPU with 4 performance cores and 4 efficiency cores; 10-core GPU XDR brightness: 1,000 nits sustained full-screen, 1,600 nits peak

ramses revenge slot so my task manager said 1 of 2 ram slots used, when i hover it saidslot 1: emptyslot 2: 4,0GB, 1600mhzbut it show 8gb of ram just finemy